Rhyolite felsic, fast cooling rate, extrusive, fine texture Scorria mafic, fast cooling rate, extrusive, fine texture, GLASSY Granite felsic, slow cooling rate, intrusive, coarse texture, Andesite mafic, fast cooling rate, extrusive, fine texture Diorite felsic, slow cooling rate, intrusive, coarse texture Basalt mafic, fast cooling rate, extrusive, fine texture Pumice felsic, cools fast, extrusive, fine texture GLASSY Gabbro mafic, both fast and slow, both extrusive and intrusive, porphoryfic Obsidian felsic, cools fast, extrusive, glassy, black but still felsic
Sedimentary Rocks
Conglomerate Clastic, Poorly Sorted, Coal Organic, Well Sorted, Fossils, Stratification Limestone Chemical, Reacts with HCl, Geodes Brecchia Clastic, Poorly Sorted, Shale Clastic, Well Sorted, Stratification, Fossils Chert Clastic, Well Sorted, Fossils, Stratification SandstoneClastic, Well Sorted Coquina Organic, Reacts with HCl, Made of Seashells Siltstone Clastic, Well Sorted, Reacts with HCl, Stratification
Metamorphic Rocks
Quartzite Nonfoliated, Metamorphosed Quartz, formed by heat MarbleNonfoliated, Metamorphosed Limestone, formed by heat Schist Foliated, Metamorphosed Chlorite, formed by pressure Gneiss Foliated, Metamorphosed Muscovite, formed by pressure and heat Slate Foliated, Metamorphosed Shale, formed by pressure and heat
Rhyolite felsic, fast cooling rate, extrusive, fine texture
Scorria mafic, fast cooling rate, extrusive, fine texture, GLASSY
Granite felsic, slow cooling rate, intrusive, coarse texture,
Andesite mafic, fast cooling rate, extrusive, fine texture
Diorite felsic, slow cooling rate, intrusive, coarse texture
Basalt mafic, fast cooling rate, extrusive, fine texture
Pumice felsic, cools fast, extrusive, fine texture GLASSY
Gabbro mafic, both fast and slow, both extrusive and intrusive, porphoryfic
Obsidian felsic, cools fast, extrusive, glassy, black but still felsic
Sedimentary Rocks
Conglomerate Clastic, Poorly Sorted,
Coal Organic, Well Sorted, Fossils, Stratification
Limestone Chemical, Reacts with HCl, Geodes
Brecchia Clastic, Poorly Sorted,
Shale Clastic, Well Sorted, Stratification, Fossils
Chert Clastic, Well Sorted, Fossils, Stratification
Sandstone Clastic, Well Sorted
Coquina Organic, Reacts with HCl, Made of Seashells
Siltstone Clastic, Well Sorted, Reacts with HCl, Stratification
Metamorphic Rocks
Quartzite Nonfoliated, Metamorphosed Quartz, formed by heat
Marble Nonfoliated, Metamorphosed Limestone, formed by heat
Schist Foliated, Metamorphosed Chlorite, formed by pressure
Gneiss Foliated, Metamorphosed Muscovite, formed by pressure and heat
Slate Foliated, Metamorphosed Shale, formed by pressure and heat